1. Department of Infectious Diseases, Royal Darwin Hospital, Darwin, Northern Territory, Australia
2. Department of Epidemiology and Preventive Medicine, School of Public Health and Preventive Medicine, Monash University, Melbourne, Victoria, Australia
3. Department of Infectious Diseases, The Alfred Hospital and Monash University, Melbourne, Victoria, Australia
4. Global and Tropical Health Division, Menzies School of Health Research, Charles Darwin University, Darwin, Northern Territory, Australia
5. College of Health and Human Sciences, Charles Darwin University, Darwin, Northern Territory, Australia
6. Microbiology, Territory Pathology, Royal Darwin Hospital, Darwin, Northern Territory, Australia
7. Perth Children’s Hospital, Perth, Western Australia, Australia
8. Wesfarmers Centre for Vaccines and Infectious Diseases, Telethon Kids Institute, University of Western Australia, Perth, Western Australia, Australia
9. School of Paediatrics and Child Health, University of Western Australia, Perth, Western Australia, Australia
10. Victorian Infectious Disease Service, The Royal Melbourne Hospital, Parkville, Victoria, Australia
11. Doherty Department, University of Melbourne, at the Peter Doherty Institute for Infection and Immunity, Victoria, Australia